Investigating P0441 on Your 2019 Hyundai Sonata
A P0441 code on your 2019 Hyundai Sonata means the ECM detected incorrect purge flow in the EVAP system. The 2019 Sonata — the final year of the 7th generation — offers a 2.4L four-cylinder or 2.0L turbo. P0441 targets the purge circuit — the PCSV (Purge Control Solenoid Valve) and vacuum lines routing fuel vapors to the engine.
How the Code Sets
The ECM opens the PCSV during driving and monitors fuel tank pressure. When flow deviates from calibration, P0441 stores. After 5+ years, component wear is the primary concern.
Ranked Suspects
- PCSV Failure (35% likelihood) — The leading suspect. Five-plus years of operation degrades the valve. Part: $25–$65. Labor: $50–$100.
- Vacuum Line Deterioration (25% likelihood) — Heat cycling cracks rubber hoses. The 2.0T generates more heat. Repair: $10–$35. Labor: $25–$70.
- Canister Close Valve (CCV) (15% likelihood) — Age-related wear. Part: $25–$75. Labor: $70–$150.
- Charcoal Canister (10% likelihood) — Saturation from years of overfilling. Part: $90–$245. Labor: $70–$150.
- Fuel Tank Pressure Sensor (10% likelihood) — Age-related drift. Part: $30–$75. Labor: $45–$95.
- Wiring/Connector (5% likelihood) — Years of exposure degrade connectors.
Warranty Status
Hyundai's 5-year/60,000-mile basic warranty has likely expired for a 2019 model. However, the 10-year/100,000-mile powertrain warranty (original owner only) may still apply through 2029. The federal emissions warranty (8 years/80,000 miles) covers specific EVAP components. Check with your Hyundai dealer — you may still have coverage.
DIY Repair
The PCSV is accessible in the engine bay on both the 2.4L and 2.0T. It's a moderate DIY job with basic hand tools. A basic OBD-II scanner reads codes; GDS provides full actuator testing.
Repair Costs
PCSV: $75–$165. Vacuum lines: $35–$105. CCV: $95–$225. FTP sensor: $75–$170. Charcoal canister: $160–$395.